Standard <strong>Pumps</strong> Twin-head pumps (Heating, Air-conditioning, Cooling and Industry) Dimensions, weights Wilo-VeroTwin-DPL Dimensions, Weights (2900 rpm) Wilo-VeroTwin-DPL ... Nominal flange diameter 80 / 155-7.5 / 2 80 400 155 134 146 630 400 62 178 279 528 200 M12 20 188 350 150 CI 184 Note concerning l 1 With version N (Standard motor) the dimensions depend on the motor version. *Material impeller: CI grey cast iron; P Plastic Flange dimensions Wilo-VeroTwin-DPL ... Dimensions Im- Weight appelproxiler*mately DN l0 a b1 b2 bmax c e f Ø g l1max m o p p1 s x – m – [mm] – [kg] Nominal flange diameter Pump flange dimensions DN Ø D Ø d Ø k n x dL – [mm] [pcs. x mm] 32... 32 140 78 100 4 x 19 40... 40 150 88 110 4 x 19 50... 50 165 102 125 4 x 19 65... 65 185 122 145 4 x 19 80... 80 200 138 160 8 x 19 100... 100 220 156 180 8 x 19 Flange dimensions pump – bored in accordance with EN 1092-2 PN 16, n = number of drill holes 122 Subject to change without prior notice 09 / 2006 WILO AG
Standard <strong>Pumps</strong> Twin-head pumps (Heating, Air-conditioning, Cooling and Industry) Pump curves Wilo-CronoTwin-DL Wilo-CronoTwin-DL 32 / 140-0.25 / 4 – 32 / 170-0.55 / 4 Rotational speed 1450 rpm – individual operation Rotational speed 1450 rpm – parallel operation H [m] 10,8 9,6 8,4 7,2 6 4,8 3,6 6 2,4 5 4 1,2 Ø 175 3 2 1 0 0 2 4 6 8 10 12 14 0 Q [m³/h] 0 0,5 1 1,5 2 2,5 3 3,5 4 Q [l/s] P2 [kW] 0,8 Ø 175 0,4 Ø 157 0,1 0 ηp [%] 2 4 6 8 10 Ø 138 12 14 Q [m³/h] 40 Ø 175 20 Qmin 0 0 2 4 6 8 10 12 14 Wilo-CronoTwin-DL 40 / 140-0.25 / 4 – 40 / 170-0.75 / 4 Rotational speed 1450 rpm – individual operation Rotational speed 1450 rpm – parallel operation H [m] 10,8 9,6 8,4 7,2 6,0 4,8 3,6 2,4 1,2 Wilo Catalogue A2 – <strong>Glanded</strong> pumps Wilo-CronoTwin-DL 32/170 - Wilo-CronoTwin-DL 32/140 DL 32/150-0,37/4 DL 32/140-0,25/4 DL 32/170-0,55/4 NPSH [m] Q [m³/h] 0 0 0 2 4 6 8 10 12 14 16 18 20 22 Q [m³/h] 0 P2 [kW] 1,2 0,5 1 1,5 2 2,5 3 3,5 4 4,5 5 5,5 6 0,8 0,4 0 2 4 6 8 10 12 14 16 18 20 22 Q [m³/h] ηp [%] Ø 175 40 20 Qmin Ø 129 Wilo-CronoTwin-DL 40/170 - Wilo-CronoTwin-DL 40/140 DL 40/150-0,37/4 DL 40/140-0,25/4 DL 40/170-0,75/4 DL 40/160-0,55/4 Ø 175 Q [l/s] 0 0 2 4 6 8 10 12 14 16 18 20 22 Q [m³/h] NPSH [m] Ø 175 Ø 160 Ø 145 8 6 4 2 H [m] 10,8 9,6 8,4 7,2 6 4,8 3,6 6 2,4 Ø 175 5 4 1,2 3 2 1 0 0 2 4 6 8 10 12 14 16 18 20 22 0 Q [m³/h] 0 0,5 1 1,5 2 2,5 3 3,5 4 4,5 5 5,5 6 6,5 Q [l/s] P2 [kW] 0,8 Ø 175 0,6 Ø 157 0,4 Ø 138 0,2 0,1 0 2 4 6 8 10 12 14 16 18 20 22 Q [m³/h] ηp [%] 40 Ø 175 20 H [m] 10,8 Qmin Wilo-CronoTwin-DL 32/170 - Wilo-CronoTwin-DL 32/140 + DL 40/140-0,25/4 DL 32/170-0,55/4 DL 40/150-0,37/4 0 0 2 4 6 8 10 12 14 16 18 20 22 Q [m³/h] 9,6 8,4 7,2 6,0 4,8 3,6 2,4 1,2 0 0 0 4 8 12 16 20 24 28 32 36 40 Q [m³/h] 0 1 2 3 4 5 6 7 8 9 10 11 Q [l/s] P2 [kW] 1,2 Ø 175 Ø 160 0,8 Ø 145 0,4 Ø 129 40 20 Qmin Wilo-CronoTwin-DL 40/170 - Wilo-CronoTwin-DL 40/140 DL 40/140-0,25/4 0 ηp [%] 4 8 12 16 20 24 28 32 36 40 Q [m³/h] 0 0 4 8 12 16 20 24 28 32 36 40 Q [m³/h] + DL 40/170-0,75/4 DL 40/160-0,55/4 DL 40/150-0,37/4 Ø 175 NPSH [m] NPSH [m] Ø 175 8 6 4 2 123 Standard pumps
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